Home / 10,791,841.92-16,185,686.40-5,032,988.16

Finding the Fourth Proportional to 10,791,841.92, 16,185,686.40 and 5,032,988.16

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Solution

The fourth proportional to 10,791,841.92, 16,185,686.40 and 5,032,988.16 is: 7,548,513.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,791,841.92 : 16,185,686.40 = 5,032,988.16 : x
  2. Step 2: Convert to fraction form
    10,791,841.92/16,185,686.40 = 5,032,988.16/x
  3. Step 3: Cross multiply
    10,791,841.92x = 16,185,686.40 × 5,032,988.16
  4. Step 4: Simplify right side
    10,791,841.92x = 81,462,368,012,673.03
  5. Step 5: Solve for x
    x = 81,462,368,012,673.03/10,791,841.92
  6. Step 6: Final answer
    x = 7,548,513.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.